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Flashcards in Science Formulas Deck (14):
0

Actual Mechanical Advantage

AMA =Output Force/ Input Force

No unit

1

Ideal Mechanical Advantage

IMA = Input Distance / Output Distance

No unit

2

Specific Heat

Q= (mass)(specific heat)(delta T)

Joules

3

Kinetic Energy

KE= 0.5 (m)(v^2)

Joules

4

Gravitational Potential Energy

GPE= (mass)(gravity)(height)

G= 9.8 m/s^2

Joules

5

Power

Power= work/time

Watts

6

Momentum

P=(mass)(velocity)

Kg•m/s

7

Acceleration

A=(v final-v initial)/ time

m/s^2

8

Efficiency

E= Output Work/Input Work x 100%

Percentage

9

Work

W=(force)(distance)

Joule

10

Ideal Mechanical Advantage of Levers

IMA=Distance from fulcrum to input distance/distance from fulcrum to output distance

No unit

11

IMA of Wheel and Axle

IMA=Radius of Wheel/Radius of Axle

No unit

12

IMA of Screw

IMA=Thread around cylinder/length of screw

No unit

13

Mechanical Energy

ME=KE+PE